CONDENSED CONSOLIDATED STATEMENTS OF CHANGES IN ACCUMULATED OTHER COMPREHENSIVE INCOME/(LOSS) - USD ($) $ in Millions	3 Months Ended
Mar. 31, 2020	Mar. 31, 2019
Changes in Accumulated Other Comprehensive Income/(Loss)
Total period activity	$ (327)	$ 58
Derivative Instruments
Changes in Accumulated Other Comprehensive Income/(Loss)
Balance at beginning of period	(259)	(177)
Reclassification adjustments	2	2
Unrealized loss on hedges	(79)	(23)
Total period activity	(77)	(21)
Balance at end of period	(336)	(198)
Translation Adjustments
Changes in Accumulated Other Comprehensive Income/(Loss)
Balance at beginning of period	(674)	(853)
Currency translation adjustments	(251)	78
Total period activity	(251)	78
Balance at end of period	(925)	(775)
Other
Changes in Accumulated Other Comprehensive Income/(Loss)
Other	1	1
Total period activity	1	1
Balance at end of period	1	1
Total
Changes in Accumulated Other Comprehensive Income/(Loss)
Balance at beginning of period	(933)	(1,030)
Reclassification adjustments	2	2
Unrealized loss on hedges	(79)	(23)
Currency translation adjustments	(251)	78
Other	1	1
Total period activity	(327)	58
Balance at end of period	$ (1,260)	$ (972)

Amount, after tax and before reclassification, of gain (loss) from derivative instrument designated and qualifying as cash flow hedge included in assessment of hedge effectiveness.

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Amount after tax and reclassification adjustments of gain (loss) on foreign currency translation adjustments, foreign currency transactions designated and effective as economic hedges of a net investment in a foreign entity and intra-entity foreign currency transactions that are of a long-term-investment nature.

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